
11 - 50 employees
⚡ Energy
🤝 B2B
Energy • B2B
Mariana Minerals is a software-first, vertically integrated minerals project developer and operator focused on supplying critical minerals for modern energy, AI, and defense technologies. The company develops and operates mining projects (e. g. , Lithium One, Copper One) and lists metals including copper, lithium, nickel, cobalt, aluminum, graphite, uranium, and rare earths on its roadmap, with headquarters in San Francisco and an engineering office in Houston. Mariana emphasizes using software and integrated operations to transform mineral supply chains for industrial customers.
🕒 6 days ago
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11 - 50 employees
⚡ Energy
🤝 B2B
Energy • B2B
Mariana Minerals is a software-first, vertically integrated minerals project developer and operator focused on supplying critical minerals for modern energy, AI, and defense technologies. The company develops and operates mining projects (e. g. , Lithium One, Copper One) and lists metals including copper, lithium, nickel, cobalt, aluminum, graphite, uranium, and rare earths on its roadmap, with headquarters in San Francisco and an engineering office in Houston. Mariana emphasizes using software and integrated operations to transform mineral supply chains for industrial customers.
• Own and improve People Operations processes across recruiting, onboarding, employee lifecycle management, and offboarding • Manage and optimize HRIS, ATS, and related People systems • Partner with recruiting teams to streamline hiring operations and candidate workflows • Build scalable reporting and dashboards for recruiting and people metrics • Drive process automation and operational efficiency across People functions • Ensure data integrity, compliance, and accurate employee records management • Support compensation, benefits, and headcount planning operations • Create documentation, workflows, and SOPs for People processes • Partner cross-functionally with Finance, Legal, IT, and business leaders • Evaluate and implement new People tools and systems as the company scales • Improve employee and candidate experience through operational excellence and thoughtful systems design • Design, implement, and manage scalable people programs and operational initiatives across the employee lifecycle • Build and lead a high-performing People Operations team over time
• 7-10+ years of experience in People Operations, Recruiting Operations, HR Systems, or related functions • Strong experience managing HRIS and ATS platforms (e.g., Rippling, Workday, BambooHR, Ashby, Greenhouse, Lever) • Proven ability to build and scale People processes in high-growth or startup environments • Experience supporting both recruiting operations and broader HR operations • Strong analytical skills with experience building reports, dashboards, and operational metrics • High attention to detail with strong project management and organizational skills • Experience driving process improvements and workflow automation • Excellent communication and stakeholder management skills • Ability to balance strategic thinking with hands-on execution • Prior people management experience, including building or leading teams • Strong ownership mindset and comfort operating in ambiguous environments
• Offers Equity
Apply Now🕒 6 days ago
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